body,html{
    width: 100%;
    height: 100%;
}
li{
    list-style: none;
}
a{
    text-decoration: none;
}
.px2rem(@name, @px) {
    @{name}: @px / 75 * 1rem;
}
.header{
    width: 100%;
    background: #3da6fe;
    position: fixed;
    top: 0;
    .nav{
        width: 93%;
        margin: 0 auto;
        display: flex;
        .px2rem(height,103);
        justify-content: space-between;
        align-items: center;
        p{
            color: #fff;
            .px2rem(font-size,40);
            a{
                color: #fff;
            }
        }
    }
}
.main{
    width: 100%;
    height: 100%;
    background: #eee;
    overflow: hidden;
    .div_main{
        margin: 0 auto;
        margin-top:18%; 
        .px2rem(height,880);
        width:90%;
        background: #fff;
        img{
            width: 100%;
        }
        dl{
            width: 100%;
            display: flex;
            justify-content: space-around;
            align-items: center;
            dt{
                img{
                    .px2rem(width,209);
                    .px2rem(height,189)
                }
            }
            dd{
                span{
                    .px2rem(font-size,34);
                    font-weight: bolder;
                }
                span:nth-child(2){
                    color: #666;
                }
            }
        }
        .div_txt{
            margin: 0 auto;
            width: 80%;
            li:nth-child(1){
                color: #333;
                .px2rem(font-size,40);
                list-style: none;
                margin-top: 17%;
                font-weight: bold;
            }
            li:nth-child(2){
                color: #bcbcbc;
                .px2rem(margin-top,50);
                list-style: disc inside;
            }
            li{
                list-style: disc inside;
                .px2rem(font-size,30);
                .px2rem(margin-top,20);
                color: #bcbcbc;
            }
        }
    }
    .input{
        display: block;
        margin: 0 auto;
        width: 80%;
        .px2rem(height,65);
        background: #1eb9f2;
        color: #fff;
        .px2rem(font-size,36);
        border: none;
        margin-top: 6%;
        border-radius: 10px;
    }
    .inputs{
        display: block;
        margin: 0 auto;
        width: 80%;
        .px2rem(height,65);
        color: #1eb9f2;
        .px2rem(font-size,36);
        border: none;
        margin-top: 6%;
        border-radius: 10px;
    }
}